28161648

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 160

約数和(自身を含む): 88089600

約数和(自身を除く): 59927952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 47, 48, 54, 57, 72, 73, 76, 94, 108, 114, 141, 144, 146, 152, 171, 188, 216, 219, 228, 282, 292, 304, 342, 376, 423, 432, 438, 456, 513, 564, 584, 657, 684, 752, 846, 876, 893, 912, 1026, 1128, 1168, 1269, 1314, 1368, 1387, 1692, 1752, 1786, 1971, 2052, 2256, 2538, 2628, 2679, 2736, 2774, 3384, 3431, 3504, 3572, 3942, 4104, 4161, 5076, 5256, 5358, 5548, 6768, 6862, 7144, 7884, 8037, 8208, 8322, 10152, 10293, 10512, 10716, 11096, 12483, 13724, 14288, 15768, 16074, 16644, 20304, 20586, 21432, 22192, 24111, 24966, 27448, 30879, 31536, 32148, 33288, 37449, 41172, 42864, 48222, 49932, 54896, 61758, 64296, 65189, 66576, 74898, 82344, 92637, 96444, 99864, 123516, 128592, 130378, 149796, 164688, 185274, 192888, 195567, 199728, 247032, 260756, 299592, 370548, 385776, 391134, 494064, 521512, 586701, 599184, 741096, 782268, 1043024, 1173402, 1482192, 1564536, 1760103, 2346804, 3129072, 3520206, 4693608, 7040412, 9387216, 14080824, 28161648]

約数ペア:

[(1, 28161648), (2, 14080824), (3, 9387216), (4, 7040412), (6, 4693608), (8, 3520206), (9, 3129072), (12, 2346804), (16, 1760103), (18, 1564536), (19, 1482192), (24, 1173402), (27, 1043024), (36, 782268), (38, 741096), (47, 599184), (48, 586701), (54, 521512), (57, 494064), (72, 391134), (73, 385776), (76, 370548), (94, 299592), (108, 260756), (114, 247032), (141, 199728), (144, 195567), (146, 192888), (152, 185274), (171, 164688), (188, 149796), (216, 130378), (219, 128592), (228, 123516), (282, 99864), (292, 96444), (304, 92637), (342, 82344), (376, 74898), (423, 66576), (432, 65189), (438, 64296), (456, 61758), (513, 54896), (564, 49932), (584, 48222), (657, 42864), (684, 41172), (752, 37449), (846, 33288), (876, 32148), (893, 31536), (912, 30879), (1026, 27448), (1128, 24966), (1168, 24111), (1269, 22192), (1314, 21432), (1368, 20586), (1387, 20304), (1692, 16644), (1752, 16074), (1786, 15768), (1971, 14288), (2052, 13724), (2256, 12483), (2538, 11096), (2628, 10716), (2679, 10512), (2736, 10293), (2774, 10152), (3384, 8322), (3431, 8208), (3504, 8037), (3572, 7884), (3942, 7144), (4104, 6862), (4161, 6768), (5076, 5548), (5256, 5358)]